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How to send only one UDP packet with netcat?

... 205 If you are using bash, you might as well write echo -n "hello" >/dev/udp/localhost/8000 a...
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Python module os.chmod(file, 664) does not change the permission to rw-rw-r— but -w--wx----

... 130 Found this on a different forum If you're wondering why that leading zero is important, it's...
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HTML5 record audio to file

... 107 There is a fairly complete recording demo available at: http://webaudiodemos.appspot.com/Audio...
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Convert number to month name in PHP

...e() to create one, like so: $monthNum = 3; $monthName = date('F', mktime(0, 0, 0, $monthNum, 10)); // March If you want the 3-letter month name like Mar, change F to M. The list of all available formatting options can be found in the PHP manual documentation. ...
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How can I delete a query string parameter in JavaScript?

...iteration as may be destructive for (var i = pars.length; i-- > 0;) { //idiom for string.startsWith if (pars[i].lastIndexOf(prefix, 0) !== -1) { pars.splice(i, 1); } } return urlparts[0] + (pars.length > 0 ? '?'...
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Dashed line border around UIView

... using pattern image like below example. [yourView.layer setBorderWidth:5.0]; [yourView.layer setBorderColor:[[UIColor colorWithPatternImage:[UIImage imageNamed:@"DotedImage.png"]] CGColor]];///just add image name and create image with dashed or doted drawing and add here Here you've to add <Q...
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Simple calculations for working with lat/lon and km distance?

... The approximate conversions are: Latitude: 1 deg = 110.574 km Longitude: 1 deg = 111.320*cos(latitude) km This doesn't fully correct for the Earth's polar flattening - for that you'd probably want a more complicated formula using the WGS84 reference ellipsoid (the model used ...
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How to print matched regex pattern using awk?

... This is the very basic awk '/pattern/{ print $0 }' file ask awk to search for pattern using //, then print out the line, which by default is called a record, denoted by $0. At least read up the documentation. If you only want to get print out the matched word. awk '...
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Will strlen be calculated multiple times if used in a loop condition?

...t I personally wouldn't rely on that. I'd do something like for (int i = 0, n = strlen(ss); i < n; ++i) or possibly for (int i = 0; ss[i]; ++i) as long as the string isn't going to change length during the iteration. If it might, then you'll need to either call strlen() each time, or handl...
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Regular expression for first and last name

... 202 Don't forget about names like: Mathias d'Arras Martin Luther King, Jr. Hector Sausage-Hausen ...